Aditi Dosi
5 min readOct 4, 2022


JavaScript, often abbreviated as JS, is a programming language that is one of the core technologies of the World Wide Web, alongside HTML and CSS. As of 2022, 98% of websites use JavaScript on the client side for webpage behavior, often incorporating third-party libraries.

Hello World using Javascript

<script language = "javascript" type = "text/javascript">
document.write("Hello World!")

Why does use JavaScript?

Easy to Learn

Works on the Client-Side


Use of MEAN Stack

Platform independent

User Interface Interactivity


Powerful frameworks

Triggered codes

Browser compatible

Procedural programming

Write Server-Side Code

Multiple tasking

Make XMLHttpRequest() Object

Build multi-functional websites

Just remember that your website or web page will not be available if JavaScript is not available. Things that you are going to create with it must fulfill users’ goal of reaching a task much faster and with ease. Your site must not break, if such things happen you are not using it right.

To say, JavaScript is the backbone and part and parcel of the working of web content, by letting you edit and diversify the content with adding graphics and flash content to your website. JavaScript is very much similar to other programming languages, so understanding it will help you understand others fast and easily.



Aditi Dosi